Don't know any on the West Coast. But here are my favorite and in my opinion the best out there so far.
Cresson, PA (great community in the chat, very friendly. NS' triple track Pittsburgh Line. Around 50-60 trains a day plus helpers. Route is also the PRR route coming with release of RW3):
http://www.railstream.org/cresson.htmlFostoria, OH (
COMING SOON):
http://www.railstream.org/Fostoria_1.htmlFolkston, GA (Camera on a wonky angle to the tracks. HD video feed):
http://virtualrailfan.com/Salt Lake City, UT (Don't let the name throw you, only watch this cam for the people speeding across the tracks):
http://ustre.am/xPmTRoanoke, VA (Located in the heart of NS in Virginia, lots of trains and yard moves):
http://128.173.197.94/railcamjv.htmOutside United States:
Hakata Station Now [Japan] (Starts to broadcast at the morning rush. Haven't counted but 1-2 trains a minute is normal. Fantastic sound from the mic also):
http://www.ustream.tv/channel/hakatastation-nowOther Resources:
http://www.railserve.com/RailCams/If you have a subscription to Trainorders.com, they have a lot of cams around the east.